Summary: Sector X is attacked by Nerd Zombies and Numbuh 2 goes nuts trying to save Numbuh 78. Does he want the Sector Leader or the Yipper Card?
* Operative Debuts: Sector X
* Villain Debuts: Nerd Zombies
* Starring: Sector V
* Locations: Sector X Treehouse
Summary: Sector X is attacked by Nerd Zombies and Numbuh 2 goes nuts trying to save Numbuh 78. Does he want the Sector Leader or the Yipper Card?
* Operative Debuts: Sector X
* Villain Debuts: Nerd Zombies
* Starring: Sector V
* Locations: Sector X Treehouse